CVE-2021-20597

2021-08-0600:00:00

Mitsubishi

www.cve.org

9.3 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

72.3%

JSON

Insufficiently Protected Credentials vulnerability in Mitsubishi Electric MELSEC iQ-R series Safety CPU modules R08/16/32/120SFCPU firmware versions “26” and prior and Mitsubishi Electric MELSEC iQ-R series SIL2 Process CPU modules R08/16/32/120PSFCPU firmware versions “11” and prior allows a remote unauthenticated attacker to login to the target unauthorizedly by sniffing network traffic and obtaining credentials when registering user information in the target or changing a password.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mitsubishi Electric MELSEC iQ-R series Safety CPU modules R08/16/32/120SFCPU; Mitsubishi Electric MELSEC iQ-R series SIL2 Process CPU modules R08/16/32/120PSFCPU",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Mitsubishi Electric MELSEC iQ-R series Safety CPU modules R08/16/32/120SFCPU firmware versions \"26\" and prior"
      },
      {
        "status": "affected",
        "version": "Mitsubishi Electric MELSEC iQ-R series SIL2 Process CPU modules R08/16/32/120PSFCPU firmware versions \"11\" and prior"
      }
    ]
  }
]